I would work better if I had some peace and quiet.
四周若再安静一些，我会干得更好。
Is it too much to ask for a little quiet?
请略微安静一点儿，这个要求过分吗？
I was looking forward to a quiet evening at home.
我盼着在家过个恬静的夜晚。
I go to the library for a little peace and quiet.
我到图书馆去清静一下。
'Be quiet,' said the teacher.
“安静点！”老师说道。
Be quiet, I have something to say.
安静，我有话要说。